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. 1997 Apr 1;94(7):3436–3441. doi: 10.1073/pnas.94.7.3436

Figure 6.

Figure 6

Scheme of plant respiratory chain. Bold, main chain; I–IV, respiratory complexes; ∗, coupled proton translocation; UQ, ubiquinone; [a]–[d], NADH dehydrogenation pathways. Arrows symbolize electron transfer.